Chair control



FIG. 1 is a top view of a chair control showing my new design.

FIG. 2 is a side view thereof.

FIG. 3 is an underneath view thereof.

FIG. 4 is a perspective view of the top and side thereof.

FIG. 5 is an end view thereof.

FIG. 6 is a bottom perspective view thereof.

FIG. 7 is a front end view of a second chair control embodying my new design.

FIG. 8 is an underneath view of the second chair control embodying my new design.

FIG. 9 is a perspective view of the second chair control embodying my new design. 

The ornamental design for a chair control, substantially as shown and described. 